AMC2 21.A.239(d) Design management system

• ED Decision 2022/021/R found in: Initial Airworthiness and Environmental Protection (748/2012) Part-21 Part-21L (Jul 2024)

AMC2 21.A.239(d) Design management system ED Decision 2022/021/R DESIGN ASSURANCE ELEMENT FOR MINOR CHANGES TO TYPE DESIGN OR MINOR REPAIRS TO PRODUCTS (a)     Purpose This AMC outlines some basic principles and objectives in order to comply with the design assurance element for organisations designing only minor changes to type design or minor repairs to products. (b)     Design assurance system — The design assurance system should include the following: — an organisational structure: — to control the design; — to demonstrate compliance with the applicable type certification basis, operational suitability data (OSD) certification basis, and environmental protection requirements; — to independently check demonstrations of compliance; — to liaise with EASA; — to continuously evaluate the design organisation; and — To control subcontractors; and — procedures and responsibilities associated with the functions listed above, taking due account of Part 21 requirements applicable to design and approval of minor changes to type design or minor repairs to products. ##### AMC2 21.A.239(d) Design management system *ED Decision 2022/021/R* **DESIGN ASSURANCE ELEMENT FOR MINOR CHANGES TO TYPE DESIGN OR MINOR REPAIRS TO PRODUCTS** (a) Purpose This AMC outlines some basic principles and objectives in order to comply with the design assurance element for organisations designing only minor changes to type design or minor repairs to products. (b) Design assurance system — The design assurance system should include the following: — an organisational structure: — to control the design; — to demonstrate compliance with the applicable type certification basis, operational suitability data (OSD) certification basis, and environmental protection requirements; — to independently check demonstrations of compliance; — to liaise with EASA; — to continuously evaluate the design organisation; and — To control subcontractors; and — procedures and responsibilities associated with the functions listed above, taking due account of Part 21 requirements applicable to design and approval of minor changes to type design or minor repairs to products.